1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she...

Perform the appropriate statistical test to determine if there is a difference in the banking preference of these four age groups using the four step process. (Attachment)

Extracted text: 1. Southpark Bank wants to determine which banking service is preferred among its customers. They select a simple random sample of their customers from four age groups and ask each person if he/she does most of their banking through the mobile app, online, or at their local branch. Here are the results: Age Group Under 30 31-45 46-60 Over 60 TOTAL Preferred Banking Mobile App 25 28 14 Method Online 18 10 Branch Bank 12 14 17 25 ТОTAL 21 21